Home / 836,904.39-1,154,934.77-454,930.26

Finding the Fourth Proportional to 836,904.39, 1,154,934.77 and 454,930.26

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Solution

The fourth proportional to 836,904.39, 1,154,934.77 and 454,930.26 is: 627,807.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,904.39 : 1,154,934.77 = 454,930.26 : x
  2. Step 2: Convert to fraction form
    836,904.39/1,154,934.77 = 454,930.26/x
  3. Step 3: Cross multiply
    836,904.39x = 1,154,934.77 × 454,930.26
  4. Step 4: Simplify right side
    836,904.39x = 525,414,772,924.49
  5. Step 5: Solve for x
    x = 525,414,772,924.49/836,904.39
  6. Step 6: Final answer
    x = 627,807.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.